International Journal of Hyperthermia最新文献

{"title":"A modular, human body-mimicking phantom with active thermoregulation capabilities for validation and verification of convective hyperthermia devices.","authors":"L Van den Bossche, W Vertessen, J Van den Bossche, O Rudenko, J Bogers, L Brancato","doi":"10.1080/02656736.2024.2421873","DOIUrl":"https://doi.org/10.1080/02656736.2024.2421873","url":null,"abstract":"<p><strong>Objectives: </strong>This study aims to design and fabricate a modular phantom for hyperthermia applications, addressing interpatient variability in thermal regulation mechanisms like sweating rate, metabolic heat production, and blood redistribution.</p><p><strong>Materials & methods: </strong>The phantom can be constructed in various weights and dimensions by connecting identical units. Each unit consists of an agar-based block, an ethyl cellulose-based top layer, a heat source, deep and superficial water circulation, and a sweating mechanism. Agar and ethyl cellulose gels mimic the thermal properties of human tissues and fat respectively. The blocks are wrapped in PVC foil to prevent water evaporation. A heating wire, coiled around an embedded aluminum tubing simulates metabolic heat production. A superficial water circulation mimics skin capillaries. A water pump ensures a steady flow rate throughout the tubing system. Sweat production is simulated using a water pump and perforated tubing. A programmed controller maintains core temperature in a normal operating mode and simulates an anesthetized patient in anesthesia mode.</p><p><strong>Results: </strong>Temperature uniformity and regulation were assessed under varying environmental conditions. The phantom effectively regulated its core temperature at 37.0 °C +/- 0.7 °C with an ambient temperature ranging between 21 °C and 30 °C. Activating the water circulation reduced the maximum temperature gradient within the phantom from 4.70 °C to 1.92 °C.</p><p><strong>Conclusion: </strong>The versatile phantom successfully models heat exchange processes. Its thermal properties, dimensions, and heat exchange rates can be tuned to mimic different patient models. These are promising results as an effective tool for hyperthermia device validation and verification, representing human physiological responses.</p>","PeriodicalId":14137,"journal":{"name":"International Journal of Hyperthermia","volume":"41 1","pages":"2421873"},"PeriodicalIF":3.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142568684","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Risk factors for symptom recurrence after microwave ablation of adenomyosis: a preliminary retrospective study.","authors":"Sainan Guan, Yongyan He, Xi Zhou, Jinxiu Wan, Haijing Peng, Guojuan Bu, Shuang Liang, Huahui Liu, Shiying Huang, Erjiao Xu","doi":"10.1080/02656736.2024.2429556","DOIUrl":"https://doi.org/10.1080/02656736.2024.2429556","url":null,"abstract":"<p><strong>Introduction: </strong>Microwave ablation (MWA) effectively treats adenomyosis, yet symptom recurrence remains challenging. Thus, our study aims to explore the independent risk factors related to symptom recurrence after MWA of symptomatic adenomyosis.</p><p><strong>Material and methods: </strong>Patients with symptomatic adenomyosis who received MWA treatment at our institute from June 2020 to June 2023 were retrospectively included. Preoperative and intraoperative clinical data were retrospectively collected, and symptom relief following MWA was systematically monitored. Independent risk factors for symptom recurrence after MWA of adenomyosis were explored through Cox regression analysis. Kaplan-Meier (K-M) curves were plotted to estimate recurrence-free survival, and differences between groups were analyzed using the Log-Rank test.</p><p><strong>Result: </strong>In total, 38 patients with adenomyosis were included, with a median follow-up duration of 15 months (interquartile range: 10-23 months). Among them, 81.58% (31/38) of patients experienced significant symptom relief, while 18.42% (7/38) reported partial relief, culminating in a clinical success rate of 100%. The symptom recurrence rate was 21.05% (8/38). Multivariate COX proportional hazards regression indicated that the fertility requirement, the absence of artificial ascites during the MWA procedure, and inadequate EPV (<524 J/cm³) were independent risk factors for symptom recurrence after MWA of adenomyosis.</p><p><strong>Conclusion: </strong>MWA is an effective treatment for relieving symptoms of adenomyosis. While fertility requirements, without artificial ascites assistance, and lower EPV were independent risk factors for symptom recurrence after MWA of adenomyosis.</p>","PeriodicalId":14137,"journal":{"name":"International Journal of Hyperthermia","volume":"41 1","pages":"2429556"},"PeriodicalIF":3.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142675773","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Exploring the impact of insufficient thermal ablation on hepatocellular carcinoma: NDST2 overexpression mechanism and its role in facilitating growth and invasion of residual cancer cells.","authors":"Weijun Wan, Danxia Guo, Tong Kang, Jinshu Pang, Yunjing Pan, Jiamin Chen, Wei Liao, Yuji Chen, Peng Lin, Lipeng Li, Hong Yang, Yun He","doi":"10.1080/02656736.2024.2353309","DOIUrl":"10.1080/02656736.2024.2353309","url":null,"abstract":"<p><strong>Objective: </strong>Incomplete thermal ablation (ITA) fosters the malignancy of residual cells in Hepatocellular carcinoma (HCC) with unclear mechanisms now. This study aims to investigate the expression changes of NDST2 following ITA of HCC and its impact on residual cancer cells.</p><p><strong>Methods: </strong>An <i>in vitro</i> model of heat stress-induced liver cancer was constructed to measure the expression of NDST2 using Quantitative Real-Time PCR and Western blotting experiments. The sequencing data from nude mice were used for validation. The clinical significance of NDST2 in HCC was evaluated by integrating datasets. Gene ontology and pathway analysis were conducted to explore the potential signaling pathways regulated by NDST2. Additionally, NDST2 was knocked down in heat stress-induced HCC cells, and the effects of NDST2 on these cells were verified using Cell Counting Kit-8 assays, scratch assays, and Transwell assays.</p><p><strong>Results: </strong>NDST2 expression levels are elevated in HCC, leading to a decrease in overall survival rates of HCC patients. Upregulation of immune checkpoint levels in high NDST2-expressing HCC may contribute to immune evasion by liver cancer cells. Additionally, the low mutation rate of NDST2 in HCC suggests a relatively stable expression of NDST2 in this disease. Importantly, animal and cell models treated with ITA demonstrate upregulated expression of NDST2. Knockdown of NDST2 in heat stress-induced liver cancer cells results in growth inhibition associated with gene downregulation.</p><p><strong>Conclusion: </strong>The upregulation of NDST2 can accelerate the progression of residual HCC after ITA, suggesting a potential role for NDST2 in the therapeutic efficacy and prognosis of residual HCC.</p>","PeriodicalId":14137,"journal":{"name":"International Journal of Hyperthermia","volume":"41 1","pages":"2353309"},"PeriodicalIF":3.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140945059","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Subminute thermal damage to cell types present in the skin.","authors":"Meagan Doppegieter, Ton G van Leeuwen, Angela van Weert, Maurice C G Aalders, Erik N T P Bakker","doi":"10.1080/02656736.2024.2354435","DOIUrl":"https://doi.org/10.1080/02656736.2024.2354435","url":null,"abstract":"<p><strong>Introduction: </strong>Psoriasis is characterized by an increase in the proliferation of keratinocytes and nerve fiber activity, contributing to the typical skin lesions. Pulsed Dye Laser (PDL) treatment is effective for the treatment of psoriatic lesions but its mechanism remains unclear. One hypothesis is that PDL causes thermal damage by the diffusion of heat to neighboring structures in lesional skin. There is limited information on the thermal sensitivity of these neighboring skin cells when exposed to hyperthermia for durations lasting less than a minute. Our study aimed to investigate the cell-specific responses to heat using sub-minute exposure times and moderate to ablative hyperthermia.</p><p><strong>Materials and methods: </strong>Cultured human endothelial cells, smooth muscle cells, neuronal cells, and keratinocytes were exposed to various time (2-20 sec) and temperature (45-70 °C) combinations. Cell viability was assessed by measuring intracellular ATP content 24 h after thermal exposure and this data was used to calculate fit parameters for the Arrhenius model and CEM43 calculations.</p><p><strong>Results: </strong>Our results show significant differences in cell survival between cell types (<i>p</i> < 0.0001). Especially within the range of 50-60 °C, survival of neuronal cells and keratinocytes was significantly less than that of endothelial and smooth muscle cells. No statistically significant difference was found in the lethal dose (LT50) of thermal energy between neuronal cells and keratinocytes. However, CEM43 calculations showed significant differences between all four cell types.</p><p><strong>Conclusion: </strong>The results imply that there is a cell-type-dependent sensitivity to thermal damage which suggests that neuronal cells and keratinocytes are particularly susceptible to diffusing heat from laser treatment. Damage to these cells may aid in modulating the neuro-inflammatory pathways in psoriasis. These data provide insight into the potential mechanisms of PDL therapy for psoriasis and advance our understanding of how thermal effects may play a role in its effectiveness.</p>","PeriodicalId":14137,"journal":{"name":"International Journal of Hyperthermia","volume":"41 1","pages":"2354435"},"PeriodicalIF":3.1,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140957222","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Prognostic significance of pan-immune-inflammation value in hepatocellular carcinoma treated by curative radiofrequency ablation: potential role for individualized adjuvant systemic treatment.","authors":"Xuexia Liang, Juyuan Bu, Yanhui Jiang, Shuqin Zhu, Qing Ye, Yun Deng, Wuzhu Lu, Qiaodan Liu","doi":"10.1080/02656736.2024.2355279","DOIUrl":"https://doi.org/10.1080/02656736.2024.2355279","url":null,"abstract":"<p><strong>Background: </strong>This study aimed to explore the prognostic role of pan-immune-inflammation value (PIV) and develop a new risk model to guide individualized adjuvant systemic treatment following radiofrequency ablation (RFA) for early-stage hepatocellular carcinoma (HCC).</p><p><strong>Materials and methods: </strong>Patients with early-stage HCC treated by RFA were randomly divided into training cohort A (<i>n</i> = 65) and testing cohort B (<i>n</i> = 68). Another 265 counterparts were enrolled into external validating cohort C. Various immune-inflammatory biomarkers (IIBs) were screened in cohort A. Prognostic role of PIV was evaluated and validated in cohort B and C, respectively. A nomogram risk model was built in cohort C and validated in pooled cohort D. Clinical benefits of adjuvant anti-angiogenesis therapy plus immune checkpoint inhibitor (AA-ICI) following RFA was assessed in low- and high-risk groups.</p><p><strong>Results: </strong>The cutoff point of PIV was 120. High PIV was an independent predictor of unfavorable recurrence-free survival (RFS) and overall survival (OS). RFS and OS rates of patients with high PIV were significantly lower than those with low PIV both in cohort B (<i>P</i>_RFS=0.016, <i>P</i>_OS=0.011) and C (<i>P</i>_RFS<0.001, <i>P</i>_OS<0.001). The nomogram model based on PIV, tumor number and BCLC staging performed well in risk stratification in external validating cohort C. Adjuvant AA-ICI treatment showed an added benefit in OS (<i>p</i> = 0.011) for high-risk patients.</p><p><strong>Conclusions: </strong>PIV is a feasible independent prognostic factor for RFS and OS in early-stage HCC patients who received curative RFA. The proposed PIV-based nomogram risk model could help clinicians identify high-risk patients and tailor adjuvant systemic treatment and disease follow-up scheme.</p>","PeriodicalId":14137,"journal":{"name":"International Journal of Hyperthermia","volume":"41 1","pages":"2355279"},"PeriodicalIF":3.1,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141064608","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Percutaneous microwave ablation, perfusion, and reconstruction combined with a synthetic bone substitute in symptomatic bone cysts: a minimum of 26 months follow-up.","authors":"Wenhan Huang, Yuan Yan, Chongquan Huang, Hongyi Liao, Jinpeng Lin, Yu Zhang","doi":"10.1080/02656736.2024.2345382","DOIUrl":"https://doi.org/10.1080/02656736.2024.2345382","url":null,"abstract":"<p><strong>Purpose: </strong>The objective was to describe the technique and clinical outcome of microwave thermal ablation (MWA) and perfusion combined with synthetic bone substitutes in treating unicameral bone cysts (UBCs) in adolescents.</p><p><strong>Materials and methods: </strong>A total of 14 consecutive patients were enrolled by percutaneous MWA and saline irrigation combined with synthetic bone substitutes. Clinical follow-up included the assessment of pain, swelling, and functional mobility. Radiological parameters included tumor volume, physis-cyst distance, cortical thickness of the thinnest cortical bone, and the Modified Neer classification system.</p><p><strong>Results: </strong>The mean follow-up was 28.9 months (26-52 months). All UBCs were primary, and all patients underwent the MWA, saline perfusion, and reconstruction combined with a synthetic bone substitute session, except for one patient (7.1%) who required a second session. All patients had good clinical results at the final follow-up. Satisfactory cyst healing was achieved in 13 cases according to radiological parameters. Tumor volume decreased from a mean of 49.7 cm³ before surgery treatment to 13.9 cm³ at the final follow-up (<i>p</i> < 0.01). The physis-cyst distance increased from a mean of 3.17-4.83 cm at the final follow-up (<i>p</i> < 0.01). Cortical thickness improved from a mean of 1.1 mm to 2.0 mm at the final follow-up (<i>p</i> < 0.01). According to the proposed radiological criteria, our results were considered successful (Grading I and II) in 13 patients (92.9%) at the final follow-up.</p><p><strong>Conclusion: </strong>Percutaneous microwave ablation combined with a bone graft substitute is a minimally invasive, effective, safe, and cost-effective approach to treating primary bone cysts in the limbs of adolescents.</p>","PeriodicalId":14137,"journal":{"name":"International Journal of Hyperthermia","volume":"41 1","pages":"2345382"},"PeriodicalIF":3.1,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141283677","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Mild hyperthermia with magnetic resonance- guided high intensity focused ultrasound combined with salvage chemoradiation for recurrent rectal cancer.","authors":"Jonathan Peng, Ari Partanen, Samuel Pichardo, Robert Staruch, Kaitlyn Perry, Merrylee McGuffin, Yuexi Huang, Kelvin Kw Chan, Shun Wong, Greg Czarnota, Kullervo Hynynen, William Chu","doi":"10.1080/02656736.2024.2365385","DOIUrl":"10.1080/02656736.2024.2365385","url":null,"abstract":"<p><strong>Introduction: </strong>Pelvic recurrences from rectal cancer present a challenging clinical scenario. Hyperthermia represents an innovative treatment option in combination with concurrent chemoradiation to enhance therapeutic effect. We provide the initial results of a prospective single center feasibility study (NCT02528175) for patients undergoing rectal cancer retreatment using concurrent chemoradiation and mild hyperthermia with MR-guided high intensity focused ultrasound (MR-HIFU).</p><p><strong>Methods: </strong>All patients were deemed ineligible for salvage surgery and were evaluated in a multidisciplinary fashion with a surgical oncologist, radiation oncologist and medical oncologist. Radiation was delivered to a dose of 30.6 Gy in 1.8 Gy per fraction with concurrent capecitabine. MR-HIFU was delivered on days 1, 8 and 15 of concurrent chemoradiation. Our primary objective was feasibility and toxicity.</p><p><strong>Results: </strong>Six patients (total 11 screened) were treated with concurrent chemoradiation and mild hyperthermia with MR-HIFU. Tumor size varied between 3.1-16.6 cm. Patients spent an average of 228 min in the MRI suite and sonication with the external transducer lasted an average of 35 min. There were no complications on the day of the MR-HIFU procedure and all acute toxicities (no grade >/=3 toxicities) resolved after completion of treatment. There were no late grade >/=3 toxicities.</p><p><strong>Conclusion: </strong>Mild hyperthermia with MR-HIFU, in combination with concurrent chemoradiation for appropriately selected patients, is safe for localized pelvic recurrences from rectal cancer. The potential for MR-HIFU to be applied in the recurrent setting in rectal cancer treatment requires further technical development and prospective evaluation.</p>","PeriodicalId":14137,"journal":{"name":"International Journal of Hyperthermia","volume":"41 1","pages":"2365385"},"PeriodicalIF":3.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141426791","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Generating and monitoring mild hyperthermia using a ring array ultrasound transducer.","authors":"David Bustamante, Yan Yan, Trevor Mitcham, Rehman Ali, Brian Marples, Kimberly R Gergelis, Peter Littrup, Nebojsa Duric, Mohammad Mehrmohammadi","doi":"10.1080/02656736.2024.2376681","DOIUrl":"https://doi.org/10.1080/02656736.2024.2376681","url":null,"abstract":"<p><strong>Objective: </strong>To demonstrate the feasibility of using a ring array ultrasound (US) transducer, guided by ultrasound tomography (UST), for generating and monitoring mild hyperthermia (MHTh).</p><p><strong>Methods: </strong><i>In silico</i> and <i>in vitro</i> experiments were designed to evaluate the efficacy of a ring array US transducer for generating MHTh and monitoring changes in temperature. In a series of <i>in silico</i> studies, we compared the acoustic focal profiles produced by a ring array US transducer transmitting at different frequencies and further investigated the effectiveness of UST-guidance in implementing aberration correction to enhance the focal profile. <i>In vitro</i> experiments evaluated the capability of using a ring array US transducer to generate and maintain MHTh and the accuracy of using UST to monitor temperature changes.</p><p><strong>Results: </strong>The simulations demonstrated that a ring array US transducer achieves symmetrical and localized acoustic focusing. In a heterogenous tissue model, a ring array US transducer achieved a superior acoustic focus by implementing aberration correction with guidance from UST. <i>In vitro</i> experiments demonstrated the capability of a ring array US transducer to generate MHTh in a tissue-mimicking phantom in an average of 117 ± 18 s and subsequently maintain MHTh. Lastly, a ring array US transducer utilized UST to track temperature changes in a preheated water-filled inclusion while it passively cooled from 45 °C to 25 °C, with a maximum error of 0.58 °C.</p><p><strong>Conclusion: </strong>A ring array US transducer can noninvasively generate and monitor MHTh, overcoming many limitations of current clinical systems. The closed geometry of the transducer is optimal for acoustic focusing and UST-guidance allows for improved aberration correction in a heterogenous medium. Utilizing UST thermometry with the same ring array US transducer will allow for implementing an image-guided, temperature-controlled, all-acoustic MHTh system.</p>","PeriodicalId":14137,"journal":{"name":"International Journal of Hyperthermia","volume":"41 1","pages":"2376681"},"PeriodicalIF":3.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141901715","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Therapeutic ultrasound transducer technology and monitoring techniques: a review with clinical examples.","authors":"Maxime Lafond, Allison Payne, Cyril Lafon","doi":"10.1080/02656736.2024.2389288","DOIUrl":"10.1080/02656736.2024.2389288","url":null,"abstract":"<p><p>The exponential growth of therapeutic ultrasound applications demonstrates the power of the technology to leverage the combinations of transducer technology and treatment monitoring techniques to effectively control the preferred bioeffect to elicit the desired clinical effect.<b>Objective:</b> This review provides an overview of the most commonly used bioeffects in therapeutic ultrasound and describes existing transducer technologies and monitoring techniques to ensure treatment safety and efficacy.<b>Methods and materials:</b> Literature reviews were conducted to identify key choices that essential in terms of transducer design, treatment parameters and procedure monitoring for therapeutic ultrasound applications. Effective combinations of these options are illustrated through descriptions of several clinical indications, including uterine fibroids, prostate disease, liver cancer, and brain cancer, that have been successful in leveraging therapeutic ultrasound to provide effective patient treatments.<b>Results:</b> Despite technological constraints, there are multiple ways to achieve a desired bioeffect with therapeutic ultrasound in a target tissue. Visualizations of the interplay of monitoring modality, bioeffect, and applied acoustic parameters are presented that demonstrate the interconnectedness of the field of therapeutic ultrasound. While the clinical indications explored in this review are at different points in the clinical evaluation path, based on the ever expanding research being conducted in preclinical realms, it is clear that additional clinical applications of therapeutic ultrasound that utilize a myriad of bioeffects will continue to grow and improve in the coming years.<b>Conclusions:</b> Therapeutic ultrasound will continue to improve in the next decades as the combination of transducer technology and treatment monitoring techniques will continue to evolve and be translated in clinical settings, leading to more personalized and efficient therapeutic ultrasound mediated therapies.</p>","PeriodicalId":14137,"journal":{"name":"International Journal of Hyperthermia","volume":"41 1","pages":"2389288"},"PeriodicalIF":3.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11375802/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141971063","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Changes in liver and kidney function, red blood cell count and hemoglobin levels 1 day after ultrasound-guided percutaneous microwave ablation for uterine fibroids.","authors":"Xiao-Yu Huang, Qin-Sheng Lu, Shao-Ping Wu, Han-Ming Huang, Yong-Fa Zhang","doi":"10.1080/02656736.2024.2338542","DOIUrl":"https://doi.org/10.1080/02656736.2024.2338542","url":null,"abstract":"<p><strong>Objective: </strong>To investigate the changes in liver and kidney function, red blood cell (RBC) count and hemoglobin (HGB) levels in patients undergoing ultrasound-guided percutaneous microwave ablation (UPMWA) for uterine fibroids on postoperative day 1.</p><p><strong>Methods: </strong>The changes in liver and kidney function, RBC count and HGB levels in 181 patients who underwent selective UPMWA in the Second Affiliated Hospital of Shantou University Medical College, China, between August 2017 and January 2023 were retrospectively analyzed.</p><p><strong>Results: </strong>All patients underwent UPMWA for uterine fibroids; 179 patients had multiple uterine fibroids and 2 patients had single uterine fibroids. The maximum fibroid diameter ranged from 18 to 140 mm, with an average of 68.3 mm. Ultrasound imaging was used to confirm that the blood flow signal within the mass had disappeared in all patients, indicating that the ablation was effective. Within 24 h, compared with before UPMWA, levels of total bilirubin, direct bilirubin, indirect bilirubin and aspartate aminotransferase had significantly increased (<i>p</i> < 0.01), whereas levels of total protein, albumin, globulin, alanine aminotransferase, creatinine and urea had significantly decreased (<i>p</i> < 0.01). Acute kidney injury (AKI) occurred in 1 of the 181 patients. The RBC count and HGB levels decreased significantly after UPMWA (<i>p</i> < 0.01).</p><p><strong>Conclusion: </strong>Ultrasound-guided percutaneous microwave ablation for uterine fibroids can impose a higher detoxification load on the liver and cause thermal damage to and the destruction of RBCs within local circulation, potentially leading to AKI. Protein levels significantly decreased after UPMWA. Therefore, perioperative organ function protection measures and treatment should be actively integrated into clinical practice to improve prognosis and enhance recovery.</p>","PeriodicalId":14137,"journal":{"name":"International Journal of Hyperthermia","volume":"41 1","pages":"2338542"},"PeriodicalIF":3.1,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140864596","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}